Acute and chronic colds of the nasal mucosa Posology Adults: apply 3-5 times a day 1 spray in each nostril. Children from 6 to 12 years: apply 3-4 times a day, according to the previous instructions. Children from 2 to 5 years: apply 2-3 times a day, according to the previous instructions. Babies from 0 to 12 months: 1-2 times a day, according to the previous indications.